<SEC-DOCUMENT>0001437749-25-021046-index.html : 20250623
<SEC-HEADER>0001437749-25-021046.hdr.sgml : 20250623
<ACCEPTANCE-DATETIME>20250623163121
ACCESSION NUMBER:		0001437749-25-021046
CONFORMED SUBMISSION TYPE:	11-K
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20241231
FILED AS OF DATE:		20250623
DATE AS OF CHANGE:		20250623

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JANUS HENDERSON GROUP PLC
		CENTRAL INDEX KEY:			0001274173
		STANDARD INDUSTRIAL CLASSIFICATION:	INVESTMENT ADVICE [6282]
		ORGANIZATION NAME:           	02 Finance
		EIN:				000000000
		STATE OF INCORPORATION:			Y9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		11-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38103
		FILM NUMBER:		251065315

	BUSINESS ADDRESS:	
		STREET 1:		201 BISHOPSGATE
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC2M 3AE
		BUSINESS PHONE:		442078181818

	MAIL ADDRESS:	
		STREET 1:		201 BISHOPSGATE
		CITY:			LONDON
		STATE:			X0
		ZIP:			EC2M 3AE

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HENDERSON GROUP PLC
		DATE OF NAME CHANGE:	20050511

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	HHG PLC
		DATE OF NAME CHANGE:	20031223
</SEC-HEADER>
<DOCUMENT>
<TYPE>11-K
<SEQUENCE>1
<FILENAME>jhg20241231_11k.htm
<DESCRIPTION>FORM 11-K
<TEXT>
Document 1 - file: jhg20241231_11k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>2
<FILENAME>ex_832240.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 2 - file: ex_832240.htm

</DOCUMENT>
</SEC-DOCUMENT>